package collention;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import java.util.concurrent.Callable;

public class lambdDemo {
    public static void main(String[] args) {
        List<String>list=new ArrayList<>();
        Collections.sort(list, new Comparator<String>() {
            @Override
            public int compare(String o1, String o2) {
                return o1.length()-o2.length();




            }
        });




    }
}
